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How to Sell Gold You Found at an Estate Sale, Thrift Store, or Storage Auction

Written by the team at We Buy Gold, Montgomery, IL · Reviewed by Ryan A., precious metals buyer

Last updated: September 25, 2026

Open vintage jewelry box with gold chains, a white gold ring, a rose gold bracelet, a loupe, and a magnet on a wooden table
Quick answer

Gold you find secondhand sells exactly like any other gold: by its karat and weight, not where it came from. The real skill is spotting it. Look for a karat or fineness stamp (like 14K or 585), use a magnet to rule out obvious fakes, and watch for white gold, which is the piece most often mistaken for silver and priced like junk. If you're not sure, send it in: every item is tested, and your offer shows exactly what's gold and what isn't.

Why Real Gold Ends Up in Secondhand Lots

Most sellers price by look, not by metal, and that's where the opportunity is.

The Pieces Most People Overlook

Experienced pickers check these first, because casual sellers miss them.

Reading Stamps on Secondhand Pieces

Secondhand lots are full of older and foreign jewelry, and their stamps don't always look like modern US ones.

For where to find the stamp, the complete karat-by-karat chart, and the markings that mean plated or gold-filled, see our full guide to spotting real gold.

What to Bring to a Sale

A few small tools let you check pieces on the spot, before you pay.

Know Your Numbers Before You Bid

If you're buying lots to resell, estimate the gold value before you set your price.

A simple way to estimate a piece's pure gold content:

Weight in grams × gold content % = grams of pure gold

For example, a 14K piece (58.3% gold) that weighs 4 grams contains about 2.3 grams of pure gold. From there, today's spot price tells you what that gold is worth on the market, and no buyer pays full spot for scrap jewelry, so set your bid with room below that number.

See the full payout breakdown for how karat, weight, and spot price turn into an actual offer.

When Not to Sell a Piece for Its Gold

Some finds are worth more as jewelry than as metal. Check first.

If something looks special, get a retail appraisal before selling it to any buyer that pays by gold content, including us. For everything else, which is most of what turns up in secondhand lots, gold value is the value.

Not Sure What You Bought? Send It In

No sorting needed. Every piece is tested and itemized.

Send your finds exactly as they are, including anything uncertain. Your offer lists each piece with its tested karat and weight, and clearly shows anything that isn't gold. Here's how the process works, start to finish.

If the jewelry came from your own family rather than a sale, see our guide to selling inherited or estate gold.

Ready to Cash In What You Found?

Send in your finds, one standout piece or a whole batch. We test everything and send you a clear, itemized offer. No obligation, and everything ships back free if you decline.

Request a Free Appraisal Kit

Free protected shipping · Written offer within 24 hours · Everything returned free if you decline.

Frequently Asked Questions

Prefer to come to us in person? You're always welcome.

We're an established gold-buying business with a real, professional facility you can visit. Mail your gold in from anywhere in the country, or if you're nearby, bring it directly to us. Walk-ins welcome.

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Either way, you're working with a real, established business at a professional facility you can visit any time.

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